2144975

素因数分解:

$5^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{103}}^1$

素因数の和:144

約数の個数: 36

約数和(自身を含む): 3307824

約数和(自身を除く): 1162849

約数列:

[1, 5, 7, 17, 25, 35, 49, 85, 103, 119, 175, 245, 425, 515, 595, 721, 833, 1225, 1751, 2575, 2975, 3605, 4165, 5047, 8755, 12257, 18025, 20825, 25235, 43775, 61285, 85799, 126175, 306425, 428995, 2144975]

約数ペア:

[(1, 2144975), (5, 428995), (7, 306425), (17, 126175), (25, 85799), (35, 61285), (49, 43775), (85, 25235), (103, 20825), (119, 18025), (175, 12257), (245, 8755), (425, 5047), (515, 4165), (595, 3605), (721, 2975), (833, 2575), (1225, 1751)]